validate_payable
[{"type":"address","value":"ak_YqUrWmxK3A7rpbJ4gYYmsCjLGb47vMzpaZ6f9bi76trndK3AB"},{"type":"contract","value":"ct_2BUHXzVNrELMiWKQ64saw1fvwir7wV5rnh5b28AK8Hf8Epr6qV"}]
{"type":"unit","value":""}